watch as stewart gets clipped by michael waltrip, starting one of the biggest chain reaction wrecks in nascar history. >> i just screwed up. i turned down. it was my fault blocking to try to stay where i was at. >> reporter: while nine drivers were released from the nascar care center, almost nobody was injured. >> you know it's going to get aggressive. you know you're not going to make it back to the checkered without there being a wreck. >> reporter: in the end, matt kenseth escaped the carnage, snatching the race. one of only five cars to actually see the checked flag. >> that was the craziest, craziest experience i have ever had here at talladega. >> oh! >> for somebody like jeff gordon to say, yes, seriously, it is not. you also saw the technological advantages in the sport. where something like that can happen, because the force is taken away from the drivers, everybody did in the end walk away. >> no injuries at 200 miles an hour. >> no. >> that is incredible. okay, guys, thanks very much. >>> now, a story you might not expect to see at costco. everyone knows the warehouse chain